<!DOCTYPE html>

<html>

	<head>
		<title>
			Calculator
		</title>	
	</head>
	
	<body>
		<form>
		
			<table border="1">
		
				<tr>					
					<td colspan="4">
						<input type="text" name="result" value="123"/>
					</td>
				</tr>

				<tr>
					<td>
						<input type="button" name="number" value="1"/>
					</td>
					
					<td>
						<input type="button" name="number" value="2"/>
					</td>
					
					<td>
						<input type="button" name="number" value="3"/>
					</td>
					
					<td>
						<input type="button" name="operator" value="*"/>
					</td>
				</tr>
				
				<tr>
					<td>
						<input type="button" name="number" value="4"/>
					</td>
					
					<td>
						<input type="button" name="number" value="5"/>
					</td>
					
					<td>
						<input type="button" name="number" value="6"/>
					</td>
					
					<td>
						<input type="button" name="operator" value="-"/>
					</td>		
				</tr>
					
				<tr>
					<td>
						<input type="button" name="number" value="7"/>
					</td>
					
					<td>
						<input type="button" name="number" value="8"/>
					</td>
					
					<td>
						<input type="button" name="number" value="9"/>
					</td>
					
					<td>
						<input type="button" name="operator" value="*"/>
					</td>
				</tr>		
				
				<tr>
					<td colspan="2">
						<input type="button" name="number" value="0"/>
					</td>
					
					<td>
						<input type="button" name="operator" value="."/>
					</td>
					
					<td>
						<input type="button" name="operator" value="/"/>
					</td>
				</tr>
				
			</table>
		
		</form>
		
	</body>
	
</html>	